Provides a high level of three carefully selected B vitamins to support a healthy nervous system. Vitamins B1, B6 and B12 contribute to the normal functioning of the nervous system. Vitamin B6 and B12 also contribute to normal psychological function. May help support and protect mental and cognitive performance and reduce physical nerve discomfort such as neuralgia or neuritis (inflammation of one or more nerves). Also indicated to help prevent nerve damage caused by excessive alcohol consumption and diabetic neuropathy (nerve damage caused by reduced peripheral blood flow in diabetes).